jailaj962 jailaj962

06-02-2021
Mathematics

contestada

Evaluate the expression: 3a2 + 2b2 when a = -3 and b = 6

Respuesta :

moriahcueva moriahcueva

06-02-2021

Change the variables to numbers: 3(-6)2+2(6)2
Multiply 3 and -6=-18*2= -36
Multiply 2 and 6=12*2=24

-36+24= -12

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